/*
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 * and open the template in the editor.
 */

/**
 *
 * @author Administrator
 */
public class Clalc {
    public static void main(String args[]){
        System.out.println("hello 伟哥");
    }
    public static int add(int cat,int dog){
    return 1+2;
}
public static int sub(int cat,int dog){
    return 1-2;
}
public static int div(int cat,int dog){
    return 1*2;
}
public static int cf(int cat,int dog){
    return 1/2;
}
  public static void score(String[] args){
        int a;
        int b;
        System.out.println("1+2="+add(1,2));
        System.out.println("1-2="+sub(1,2));
        System.out.println("1*2="+div(1,2));
        System.out.println("1/2="+cf(1,2));
    }
}




